3-Aminopropyltrimethoxysilane (APTMS) is a versatile organosilane compound used as an adhesion promoter, surface modifier, coupling agent, and surface treatment agent. It enhances bonding between organic and inorganic materials, improves wetting and dispersing properties, and enhances adhesion in coatings, paints, and composites. APTMS finds applications in various industries such as adhesives, coatings, electronics, plastics, and textiles, providing enhanced performance and durability.